Classification
320 - Political science
66
100 - Philosophy & psychology
18
300 - Social sciences
17
900 - History & geography
17
330 - Economics
16
333 - Economics of land & energy
16
140 - Specific philosophical schools
10
380 - Commerce, communications & transportation
8
340 - Law
7
200 - Religion
6
610 - Medicine & health
6
303 - Social processes
5
700 - The arts; fine & decorative arts
5
301 - Sociology & anthropology
4
305 - Social groups
4
325 - International migration & colonization
4
363 - Other social problems & services
4
370 - Education
4
982 - Argentina
4
324 - The political process
3
327 - International relations
3
331 - Labor economics
3
384 - Communications; telecommunication
3
500 - Natural sciences & mathematics
3
600 - Technology
3
620 - Engineering & allied operations
3
800 - Literature & rhetoric
3
951 - China & adjacent areas
3
120 - Epistemology, causation & humankind
2
170 - Ethics
2
304 - Factors affecting social behavior
2
306 - Culture & institutions
2
321 - Systems of governments & states
2
323 - Civil & political rights
2
341 - Law of nations
2
361 - Social problems & social welfare in general
2
551 - Geology, hydrology & meteorology
2
959 - Southeast Asia
2
004 - Data processing & computer science
1
194 - Philosophy of France
1
297 - Islam, Babism & Bahai Faith
1
302 - Social interaction
1
307 - Communities
1
322 - Relation of state to organized groups
1
337 - International economics
1
346 - Private law
1
349 - Law of specific jurisdictions & areas
1
355 - Military science
1
360 - Social problems & services; associations
1
362 - Social welfare problems & services
1
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